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Finding the Third Proportional to 9,435 and 17,515

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Solution

The third proportional to 9,435 and 17,515 is: 32,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,435 : 17,515 = 17,515 : x
  2. Step 2: Convert to fraction form
    9,435/17,515 = 17,515/x
  3. Step 3: Cross multiply
    9,435x = 17,515 × 17,515
  4. Step 4: Simplify right side
    9,435x = 306,775,225
  5. Step 5: Solve for x
    x = 306,775,225/9,435
  6. Step 6: Final answer
    x = 32,514.60

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.